Is it ultra-processed?
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Is Kelloggs Cornflakes Square ultra-processed?

Corn flakes Sold in the United Kingdom

Pack of Kelloggs Cornflakes Square

Yes, it's ultra-processed

  1. 1 Unprocessed
  2. 2 Kitchen staple
  3. 3 Processed
  4. 4 Ultra-processed

Signs of ultra-processing in its ingredients:

  • 35 ingredients
  • 5 additives

Less processed corn flakes

Less processed isn't automatically healthier, so compare the labels for what matters to you, such as sugar or salt.

Ingredients

Ultra-processing Processing signs are highlighted

maize, rice cereal bar with a marshmallow flavoured coating, ingredients (Kellogg's toasted maize and rice cereal, maize), rice, sugar, salt, barley malt extract, niacin, iron, vitamins, vitamin B6, riboflavin, thiamin, folic acid, vitamin D, vitamin B12, marshmallow (glucose syrup, sugar, beef gelatin, flavouring), fructose, certified sustainable palm oil, invert sugar syrup, glucose syrup, humectant (glycerol), flavouring, emulsifiers (e472e, e472a), antioxidant (tocopherol rich extract)

Additives: E306 Tocopherol-rich extract , E422 Glycerol , E428 Gelatine , E472a Acetic acid esters of mono- and diglycerides of fatty acids , E472e Mono- and diacetyltartaric acid esters of mono- and diglycerides of fatty acids

As written on the pack

(EN) MAIZE AND RICE CEREAL BAR WITH A MARSHMALLOW FLAVOURED COATING. INGREDIENTS: Kellogg's toasted maize and rice cereal (53%) (maize, rice, sugar, salt, barley malt extract, niacin, iron, vitamin B6, riboflavin, thiamin, folic acid, vitamin D, vitamin B12), marshmallow (glucose syrup, sugar, beef gelatin, flavouring), fructose, certified sustainable palm oil, invert sugar syrup, glucose syrup, humectant (glycerol), flavouring (contains milk), emulsifiers (E472e, E472a), antioxidant {tocopherol rich extract).

What makes it ultra-processed

Cosmetic additives

Added to change how the food looks, feels or tastes, not to keep it safe. A hallmark of ultra-processed food.

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  • Humectant Humectants are substances which prevent foods from drying out by counteracting the effect of an atmosphere having a low degree of humidity, or promote the dissolution of a powder in an aqueous medium.

Substances rarely used in home kitchens

Refined or extracted in factories, such as syrups made from starch or isolated proteins. The other hallmark of ultra-processed food.

  • Glucose Glucose, usually listed as glucose syrup, is cheap, keeps products moist and stops sugar from crystallising.
  • Glucose syrup Glucose syrup is cheap, keeps products moist and stops sugar from crystallising.
  • Invert sugar Invert sugar is ordinary sugar split into glucose and fructose with acid or enzymes.
  • Fructose Fructose is the sugar found naturally in fruit and honey, but as an ingredient it is refined industrially, mostly from corn starch.
2 ingredients that would only make it processed

Kitchen staples like sugar, salt and oil. On their own they make a food processed, not ultra-processed.

  • Salt Salt, added for taste and preservation.
  • Sugar Sugar refined from sugar cane or beet.

How the NOVA groups work

Among 61 corn flakes

From least to most processed, this one ranks 61st. 28% of the corn flakes here are ultra-processed.

Ranked by NOVA group, then by the number of ultra-processing signs, additives and ingredients. Our ordering, not part of NOVA.

All 61 corn flakes, least processed first

About this information

  • Data from this product on Open Food Facts (barcode 5059321006760, last edited 4 May 2026), available under the Open Database License. If something is wrong or the recipe has changed, you can correct it there.
  • Photo: Open Food Facts contributors, CC BY-SA 3.0.
  • The NOVA group is an automated estimate from crowdsourced data: a missing or mistyped ingredient can change it.
  • General information, not medical or dietary advice. Check the pack if you have an allergy.